- Font Awesome, free icon-based font
- Google Fonts, repository of open-source fonts
- The Noun Project, curated visual icons
Fonts / Icons
Font Guides
- Font Pair, Google font pairing resource
- Ultimate Guide to Font Pairing, Canva article on typography and font pairing
Infographics
- Easel.ly (Web), for creating/sharing visual ideas
- Grafio (iOS), app for designing diagrams and graphs
- Infogr.am (Web), for interactive infographics and charts
- Infographic Creator (Web)
- Piktochart (Web), create infographics
- Canva (Web), for diagrams, photos and icons (not charts)
- Venngage (Web), create infographics from templates and examples
- Visme (Web), create HTML5 interactive infographics
- Wordle (Web), for generating “word clouds” from text that you provide
Infographic Guides
- The Art of Data Visualization (PBS Digital Studios)
- Infographic of Infographics by Ivan Cash
Images
- Pexels, open-source stock photos licensed under the Creative Commons Zero license
- StockSnap.io, free hi-resolution stock photos
- Public Domain Vectors, source of royalty-free image files
Interface / Wireframe Design
- Adobe Spark Page (iOS ; Web)
- Android Nougat GUI, Adobe XD, Photoshop, and Sketch resources for designing Android interfaces
- Apple UI Design Resources, Photoshop and Sketch resources for designing iOS and MacOS interfaces
- Invision – Prototyping, Collaboration, and Workflow (Web/Desktop)
- Marvel – Collaborate Prototyping (iOS ; Web)
- iPhone Mockup (Web), outdated interface elements
- Pencil Project (Desktop), outdated interface elements
- Pop – Prototyping on Paper (iOS ; Google Play ; Windows Store)